Archive: Sustainability

04 Apr 2013

Blocked Migration: Fish Ladders On U.S. Dams Are Not Effective

by JOHN WALDMAN
Fishways on rivers in the U.S. Northeast are failing, with less than 3 percent of one key species making it upriver to their spawning grounds, according to a new study. The researchers’ findings provide a cautionary tale for other nations now planning big dam projects. READ MORE

18 Mar 2013

Can a Divestment Campaign Move the Fossil Fuel Industry?

by BROOKE JARVIS
U.S. climate activists have launched a movement to persuade universities, cities, and other groups to sell off their investments in fossil fuel companies. But while the financial impact of such divestment may be limited, the campaign could harm the companies in a critical sphere — public opinion. READ MORE

07 Mar 2013

Biodiversity in Logged Forests Far Higher Than Once Believed

by FRED PEARCE
New research shows that scientists have significantly overestimated the damage that logging in tropical forests has done to biodiversity, a finding that could change the way conservationists think about how best to preserve species in areas disturbed by humans. READ MORE

28 Jan 2013

Boom in Mining Rare Earths Poses Mounting Toxic Risks

by MIKE IVES
The mining of rare earth metals, used in everything from smart phones to wind turbines, has long been dominated by China. But as mining of these key elements spreads to countries like Malaysia and Brazil, scientists warn of the dangers of the toxic and radioactive waste generated by the mines and processing plants. READ MORE

06 Dec 2012

Should Environmentalists Just Say No to Eating Beef?

by MARC GUNTHER
Conservation organizations are working with industry to try to make beef production more sustainable. But some are questioning whether green groups should be accepting funds from the beef industry or whether they should instead be urging consumers to stop eating beef. READ MORE

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